Desalination out of Desperation

Severe droughts are forcing researchers to rethink how technology can increase the supply of fresh water. Even in drought-stricken California, San Diego stands out. It gets less rain than parched Los Angeles or Fresno. The region has less groundwater than…

What Are MOOCs Good For?

Online courses may not be changing colleges as their boosters claimed they would, but they can prove valuable in surprising ways. A few years ago, the most enthusiastic advocates of MOOCs believed that these “massive open online courses” stood poised…

FBI warns firms of destructive malware use by hackers

The US Federal Bureau of Investigation (FBI) has warned that cyber-hackers have used malicious software to launch destructive attacks in the US. A five-page confidential warning was issued to US businesses on Monday, according to Reuters news agency. The software…

FTC cracks down on tech support scams

“Your computer is damaged … we’ll help you fix it.” It’s the latest twist on tech support scams: Scammers sell software online that claims to increase your computer’s performance. They lure you to their websites with pop-up ads or web…

The Right Way to Fix the Internet

Letting go of an obsession with net neutrality could free technologists to make online services even better. If you’re like most people, your monthly smartphone bill is steep enough to make you shudder. As consumers’ appetite for connectivity keeps growing,…

US Such Slow Internet?

By global standards, US broadband speeds are slow—and getting slower. In Akamai’s worldwide ranking of Internet speeds, the US recently dropped from 12th place to 14th, lapped by Denmark, Norway, … and Romania. True, in absolute terms, US speeds are…